and especially from japan. more americans die from pollution each year than all of the people killed from chernobyl and the radiation levels in japan are nothing like that. are we overstating the danger? >> i think you make a good point. the people in the united states u.s. territories are in no danger. it is unlikely they will be exposed to the danger. there is concern about u.s. citizens in japan and we are monitoring the situation closely. but we'll see what comes. and as i said, day-by-day, hour-by-hour the focus is on mitigation of this issue. >> chris: there are reports that tepco, the company that owned the property delayed this taking steps to control the crisis such as using seawater because it didn't want to destroy its property. first of all. is that true? and secondly, should tepco simply bury the reactors in sand and cement as the russians did in chernobyl? would that solve the problem. in. >> first, i don't know the exact ronology. cooling with see water is the right decision. once you use the sea